Protect and beautify your foundation insulation or ICF, (Insulated concrete forms), by applying Tuff II 80 SF 5 Gal. Foundation Coating. The coating protects the rigid foam insulation board or ICF from UV exposure and physical damage. The coating can also be used to create attractive stucco like finishes on concrete, brick or masonry walls or to finish drywall without the hassle of mudding. The coating also helps control moisture.